Route brief · LAX → HAN
Los Angeles → Hanoi
$513
round-trip · too little price history on this route to compare
Apr 1 '27 – Apr 30 '27 · 29 nights
Cathay Pacific1 stop
Cached fare — the booking search re-prices live before you pay.
Destination briefHANHanoiOld-quarter alleys, motorbike tides and the country’s best food — and Ha Long Bay two hours out.Best windowOct–Nov · Mar–AprAirportsNoi Bai (HAN)All routes into HanoiWhen this route gets cheap.
Best time to be in Hanoi: Oct–Nov · Mar–Apr. Fare history for this route is still thin, so we make no seasonal call yet.
The cheapest itinerary we are tracking makes one stop and takes about 18 hours outbound, on a 29-night trip — ticketed under Cathay Pacific, which on a connecting fare need not operate every leg. At $513 for 12,317 km each way, that works out to about $21 per 1,000 km flown. That is well under the $40 that ultra-long-haul fares on this board typically run. Across the 14 departure cities we track at a similar distance from Hanoi, this fare ranks 2nd — 23% above the $417 from San Francisco. That puts it in the cheaper half of the 49 routes of similar length we watch out of Los Angeles, where the middle fare is $712. We have 1 month of cached prices for this route so far — not enough to call a fare cheap or expensive, so we publish the price without a percentage.
The one day we hold a cached fare for
Tap a date → live search
These are the only days we have a cached price for on this route so far — not the only days it flies. The search above covers any date.
Route facts
- Airports
- LAX · Burbank (BUR) · Long Beach (LGB) ↔ Noi Bai (HAN)
- Flight time
- ~18 hours outbound
- Distance
- ~12,317 km each way
- Airlines on the board
- Cathay Pacific
- Itineraries
- Connections on current fares
- Best months to visit
- Oct–Nov · Mar–Apr
LA → HAN, answered.
How far in advance should I book LA → Hanoi?
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. See /guides/what-moves-a-flight-price/ for the levers we can measure.
Are there nonstop flights from Los Angeles to Hanoi?
The current cheapest fares involve a connection, ticketed under Cathay Pacific. Nonstop options exist on many dates at higher prices — check the live search for your exact dates.
Are these prices guaranteed?
No — these are cached fares found on real searches (this one on September 1). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Hanoi?
Lock the flight first — then compare stays for Apr 1 '27 – Apr 30 '27 · 29 nights.
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Missed it?
Cached fares expire. This route has a feed of its own — follow it and the next LA → HAN drop reaches you as soon as we find it.
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